1QRN Immune System date Jun 14, 1999
title Crystal Structure Of Human A6 Tcr Complexed With Hla-A2 Bound To Altered Htlv-1 Tax Peptide P6a
authors Y.H.Ding, B.M.Baker, D.N.Garboczi, W.E.Biddison, D.C.Wiley
compound source
Molecule: Hla Class I Histocompatibility Antigen, A-2 Alpha Chain;
Chain: A
Synonym: Mhc Class I Hla-A; Mhc Class I Antigen Lymphocyte Antigen;
Engineered: Yes
 Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Beta-2 Microglobulin
Chain: B
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: Tax Peptide P6a
Chain: C
Engineered: Yes
Synthetic: Yes

Molecule: T-Cell Receptor, Alpha Chain
Chain: D
Synonym: A6-Tcr
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562

Molecule: T-Cell Receptor, Beta Chain
Chain: E
Synonym: Tcr Beta Chain
Engineered: Yes
Organism_scientific: Homo Sapiens
Organism_common: Human
Organism_taxid: 9606
Expression_system: Escherichia Coli
Expression_system_taxid: 562
symmetry Space Group: C 1 2 1
R_factor 0.216 R_Free 0.273
crystal
cell
length a length b length c angle alpha angle beta angle gamma
226.953 48.757 95.551 90.00 90.79 90.00
method X-Ray Diffractionresolution 2.80 Å
related structures by homologous chain: 1AO7, 1I7T, 1IM9, 1L0X, 1QSE, 1XZ0
Gene
Ontology
ChainFunctionProcessComponent
B
  • cellular response to iron io...

    • Primary referenceFour A6-TCR/peptide/HLA-A2 structures that generate very different T cell signals are nearly identical., Ding YH, Baker BM, Garboczi DN, Biddison WE, Wiley DC, Immunity 1999 Jul;11(1):45-56. PMID:10435578
    Data retrieval
  • Asymmetric unit, PDB entry: [header only] [complete with coordinates] (140 Kb) [Save to disk]
  • Biological Unit Coordinates (1qrn.pdb1.gz) 136 Kb
  • CSU: Contacts of Structural Units for 1QRN
  • Likely Quarternary Molecular Structure file(s) for 1QRN
  • Retrieve 1QRN in mmCIF format [Save to disk]
  • SEQRES to COORDINATES correlation for 1QRN from S2C, [Save to disk]
    • View 1QRN in 3D
  • Proteopedia, because life has more than 2D.
  • On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure.
  • On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.
    • Visual 3D analysis of 1QRN
  • Ramachandran plot from PDBSum
    • Structure-derived information
  • Dipole moment, from Dipole Server at Weizmann Institute
  • 3D motif for 1QRN, from MSDmotif at EBI
  • Classification of representative domains in scop (Structural Classification of Proteins)
        - Domain d1qrna2, region A:1-181 [Jmol] [rasmolscript] [script source]
        - Domain d1qrna1, region A:182-274 [Jmol] [rasmolscript] [script source]
        - Domain d1qrnb_, region B [Jmol] [rasmolscript] [script source]
        - Domain d1qrnd1, region D:1-117 [Jmol] [rasmolscript] [script source]
        - Domain d1qrnd2, region D:118-206 [Jmol] [rasmolscript] [script source]
        - Domain d1qrne2, region E:119-246 [Jmol] [rasmolscript] [script source]
        - Domain d1qrne1, region E:3-118 [Jmol] [rasmolscript] [script source]
  • Class (fold), Architecture (subfold), Topology, Homologous superfamily from CATH
  • Summaries and structural analyses of PDB data files from PDBSum
  • Identification of Protein Pockets & Cavities at CASTp
    • Sequence-derived information
  • View one-letter amino acid or nucleotide sequence for each chain: [1qrn_C] [1qrn_E] [1qrn] [1qrn_B] [1qrn_D] [1qrn_A]
  • SWISS-PROT database: [P01892] [P61769] [P01848]
  • Domain organization of [1A02_HUMAN] [B2MG_HUMAN] [TCA_HUMAN] by SWISSPFAM
  • Domains found in 1QRN: [IG_like] [IGc1] [IGv ] by SMART
    • Other resources with information on 1QRN
  • Community annotation for 1QRN at PDBWiki (http://pdbwiki.org)
  • MMDB (Entrez's Structure Database)
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  • Images from IMB Jena Image Library of Biological Macromolecules.

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